Praseodymium Carbonate

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Appearance:Light Greenish PowderCasno:14948-62-0
Formula:C3H16O17Pr2Weight:605.9642
Einecs:227-578-9Soluble:Insoluble in water, moderately soluble in strong mineral acids
Detailed Specification
Spec 99.999% 99.99% 99.9% 99%
CHEMICAL COMPOSITION
Pr6O11/TREO (%Min.) 99.999 99.99 99.9 99
TREO (%Min.) 45 45 45 45
Rare Earth Impurities %Max. %Max. %Max. %Max.
La2O3/TREO
CeO2/TREO
Nd2O3/TREO
Sm2O3/TREO
Eu2O3/TREO
Gd2O3/TREO
Y2O3/TREO
0.0005
0.0005
0.001
0.0001
0.0001
0.0001
0.0005
0.005
0.005
0.01
0.001
0.001
0.001
0.005
0.03
0.03
0.1
0.01
0.01
0.01
0.01
0.05
0.05
0.7
0.01
0.01
0.01
0.01
Non-Rare Earth Impurities %Max. %Max. %Max. %Max.
Fe2O3
SiO2
CaO
Cl-
CdO
PbO
0.0005
0.005
0.01
0.01
0.0005
0.001
0.001
0.01
0.01
0.01
0.0005
0.001
0.003
0.02
0.01
0.02
0.005
0.03
0.02
0.03
Packing: 50KGs Iron Drum
Stability: Slightly hygroscopic
Application: used to colour glasses and enamels; when mixed with certain other materials, praseodymium produces an intense clean yellow colour in glass. Component of didymium glass which is a colourant for welder's goggles, also as important additive of Praseodymium yellow pigments.
Synonyms: Carbonic acid,praseodymium(3+) salt (3:2), octahydrate (8CI,9CI);Praseodymium carbonate hydrate; praseodymium(+3) cation tricarbonate octahydrate